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Finding the Fourth Proportional to 358.94, 537.97 and 294.05

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Solution

The fourth proportional to 358.94, 537.97 and 294.05 is: 440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.94 : 537.97 = 294.05 : x
  2. Step 2: Convert to fraction form
    358.94/537.97 = 294.05/x
  3. Step 3: Cross multiply
    358.94x = 537.97 × 294.05
  4. Step 4: Simplify right side
    358.94x = 158,186.65
  5. Step 5: Solve for x
    x = 158,186.65/358.94
  6. Step 6: Final answer
    x = 440.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.